/* ===================================
   DIGICO - STYLES PRINCIPAUX
   =================================== */

/* Variables CSS */
:root {
    /* Couleurs */
    --color-primary: #1B4F72;
    --color-primary-light: #2E86C1;
    --color-primary-lighter: #AED6F1;
    --color-accent: #E07A2F;
    --color-white: #FFFFFF;
    --color-text: #3D3D3D;
    --color-text-light: #6B7280;
    --color-background: #F9FAFB;
    --color-border: #E5E7EB;

    /* Typographie */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Espacements */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    /* Border radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

ul {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: center;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--color-accent);
    color: var(--color-white);
    border-color: var(--color-accent);
}

.btn-primary:hover {
    background-color: #c66926;
    border-color: #c66926;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-label {
    display: inline-block;
    color: var(--color-accent);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    max-width: 700px;
    margin: 0 auto;
}

/* ===================================
   NAVIGATION
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--color-primary);
}

.logo-img {
    width: 40px;
    height: 40px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-link {
    color: var(--color-text);
    font-weight: 500;
    font-size: 1rem;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width var(--transition-base);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    margin-left: var(--spacing-md);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--color-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ===================================
   HERO SECTION
   =================================== */
.hero {
    position: relative;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    padding: calc(80px + var(--spacing-3xl)) 0 var(--spacing-3xl);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.3;
}



.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-primary-lighter);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-primary-lighter);
    line-height: 1.4;
}

.hero-visual {
    position: relative;
}

.hero-image-wrapper {
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.hero-image {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.2));
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.hero-wave svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 60px;
}

/* ===================================
   SERVICES SECTION
   =================================== */
.services {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

.service-card {
    position: relative;
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 2px solid var(--color-border);
    transition: all var(--transition-base);
}

.service-card:hover {
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-xl);
    transform: translateY(-5px);
}

.service-card.featured {
    border-color: var(--color-accent);
    background: linear-gradient(135deg, #fff 0%, #fff5f0 100%);
}

.service-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background-color: var(--color-accent);
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.service-card.featured .service-icon {
    background: linear-gradient(135deg, var(--color-accent) 0%, #f39c6b 100%);
}

.service-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.service-description {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.service-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text);
    font-size: 0.9375rem;
}

.service-features i {
    color: var(--color-accent);
    font-size: 0.875rem;
}

/* ===================================
   PROCESS SECTION
   =================================== */
.process {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(180deg, var(--color-background) 0%, var(--color-white) 100%);
}

.process-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
}

.process-step {
    position: relative;
    display: grid;
    grid-template-columns: 60px 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.process-step:last-child {
    margin-bottom: 0;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 1;
}

.step-content {
    padding-top: var(--spacing-xs);
}

.step-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.step-description {
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ===================================
   TESTIMONIALS SECTION
   =================================== */
.testimonials {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    max-width: 800px;
    margin: 0 auto;
}

.testimonial-card {
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 2px solid var(--color-border);
    box-shadow: var(--shadow-md);
}

.testimonial-stars {
    color: var(--color-accent);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.testimonial-text {
    font-size: 1.125rem;
    color: var(--color-text);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.author-info {
    flex: 1;
}

.author-name {
    font-weight: 700;
    color: var(--color-primary);
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
}

.author-company {
    color: var(--color-text-light);
    font-size: 0.9375rem;
}

.author-project {
    color: var(--color-accent);
    font-size: 0.875rem;
    font-weight: 600;
    margin-top: 0.25rem;
}

/* ===================================
   CTA SECTION
   =================================== */
.cta {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.3;
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.cta-subtitle {
    font-size: 1.25rem;
    color: var(--color-primary-lighter);
    margin-bottom: var(--spacing-xl);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.cta-note {
    color: var(--color-primary-lighter);
    font-size: 0.9375rem;
    font-style: italic;
}

/* ===================================
   FOOTER
   =================================== */
.footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.footer-tagline {
    color: var(--color-primary-lighter);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
    transition: all var(--transition-base);
}

.social-link:hover {
    background-color: var(--color-accent);
    transform: translateY(-3px);
}

.footer-title {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-primary-lighter);
    font-size: 0.9375rem;
    transition: var(--transition-base);
}

.footer-links a:hover {
    color: var(--color-white);
    padding-left: var(--spacing-xs);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    color: var(--color-primary-lighter);
    font-size: 0.9375rem;
}

.footer-contact i {
    color: var(--color-accent);
    margin-top: 0.25rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
    color: var(--color-primary-lighter);
    font-size: 0.875rem;
}

/* ===================================
   UTILITIES
   =================================== */
.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}

.fade-in {
    animation: fadeIn var(--transition-slow) ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-in-left {
    animation: slideInLeft var(--transition-slow) ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-right {
    animation: slideInRight var(--transition-slow) ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}